Home / 18,315,053.60-27,472,580.40-4,668,173.60

Finding the Fourth Proportional to 18,315,053.60, 27,472,580.40 and 4,668,173.60

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Solution

The fourth proportional to 18,315,053.60, 27,472,580.40 and 4,668,173.60 is: 7,002,260.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,315,053.60 : 27,472,580.40 = 4,668,173.60 : x
  2. Step 2: Convert to fraction form
    18,315,053.60/27,472,580.40 = 4,668,173.60/x
  3. Step 3: Cross multiply
    18,315,053.60x = 27,472,580.40 × 4,668,173.60
  4. Step 4: Simplify right side
    18,315,053.60x = 128,246,774,547,157.42
  5. Step 5: Solve for x
    x = 128,246,774,547,157.42/18,315,053.60
  6. Step 6: Final answer
    x = 7,002,260.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.